feat: implement FluentUrl class with configuration and options normalization

lib/core/config-defaults.ts

@@ -0,0 +1,33 @@
+import { parseQuery, stringifyQuery } from '@/core/serializer/query-serializer'
+import { deepClone } from '@/shared/helpers/deep-clone'
+import { parseUrl } from './serializer/url-serializer'
+
+export function normalizeConfig(config?: FluentUrlConfig): FluentUrlConfig {
+  return {
+    parseQuery: config?.parseQuery ?? parseQuery,
+    stringifyQuery: config?.stringifyQuery ?? stringifyQuery,
+  }
+}
+
+export function normalizeOptions(args: {
+  urlOptions?: Partial<FLuentUrlPlainObject> | string
+  parseQuery: QuerySerializer['parseQuery']
+}): FLuentUrlPlainObject {
+  const { urlOptions: urlOrOptions, parseQuery } = args
+
+  if (typeof urlOrOptions === 'string') {
+    return parseUrl({
+      str: urlOrOptions,
+      parseQuery: parseQuery,
+    })
+  }
+
+  return {
+    protocol: urlOrOptions?.protocol,
+    hostname: urlOrOptions?.hostname,
+    paths: deepClone(urlOrOptions?.paths) ?? [],
+    port: urlOrOptions?.port,
+    fragment: urlOrOptions?.fragment,
+    queries: deepClone(urlOrOptions?.queries) ?? Object.create(null),
+  }
+}